Dynamic time over threshold method
K Shimazoe, H Takahashi, B Shi, T Orita… - … on Nuclear Science, 2012 - ieeexplore.ieee.org
The time over threshold (TOT) method has several advantages over direct pulse height
analysis based on analog to digital converters (ADCs). A key advantage is the simplicity of …
analysis based on analog to digital converters (ADCs). A key advantage is the simplicity of …
Delay grid multiplexing: simple time-based multiplexing and readout method for silicon photomultipliers
In this paper, we propose a fully time-based multiplexing and readout method that uses the
principle of the global positioning system. Time-based multiplexing allows simplifying the …
principle of the global positioning system. Time-based multiplexing allows simplifying the …
Multi-level time-over-threshold method for energy resolving multi-channel systems
T Fujiwara, H Takahashi… - IEEE Transactions on …, 2010 - ieeexplore.ieee.org
Pixellated radiation detectors require an energy resolving multichannel system. The time-
over-threshold (ToT) method provides an inexpensive way to energy-resolving signal …
over-threshold (ToT) method provides an inexpensive way to energy-resolving signal …
High energy photon detection using pulse width modulation
PD Olcott, CS Levin - US Patent 8,258,480, 2012 - Google Patents
Methods and systems for processing an analog signal that is generated by a high energy
photon detector in response to a high energy photon interaction. A digital edge is generated …
photon detector in response to a high energy photon interaction. A digital edge is generated …
SiPM signal readout for inter-crystal scatter event identification in PET detectors
In positron emission tomography (PET) with pixelated detectors, a significant number of
annihilation photons interact with scintillation crystals through single or multiple Compton …
annihilation photons interact with scintillation crystals through single or multiple Compton …
Analog and digital signal processing method using multi‐time‐over‐threshold and FPGA for PET
Purpose The goal of this study was to develop an analog and digital signal processing
method using multi‐time‐over‐threshold (MTOT) and field programmable gate arrays (FPGA …
method using multi‐time‐over‐threshold (MTOT) and field programmable gate arrays (FPGA …
Pulse width modulation: A novel readout scheme for high energy photon detection
PD Olcott, CS Levin - 2008 IEEE nuclear science symposium …, 2008 - ieeexplore.ieee.org
In standard PET scintillation detection, the energy, timing, and location of the incoming
photon are recovered using analog signal processing techniques. The energy and location …
photon are recovered using analog signal processing techniques. The energy and location …
A new pulse width signal processing with delay-line and non-linear circuit (for ToT)
T Orita, H Takahashi, K Shimazoe, T Fujiwara… - Nuclear Instruments and …, 2011 - Elsevier
Traditional pulse-height-analysis systems suffer from the complexity arising from ADC
circuits. In particular, it is difficult to be applied to a large format array of pixilated detectors …
circuits. In particular, it is difficult to be applied to a large format array of pixilated detectors …
Time over threshold based multi-channel LuAG-APD PET detector
K Shimazoe, T Orita, Y Nakamura… - Nuclear Instruments and …, 2013 - Elsevier
To achieve efficient signal processing, several time-based positron emission tomography
(PET) systems using a large number of granulated gamma-ray detectors have recently been …
(PET) systems using a large number of granulated gamma-ray detectors have recently been …
A two stage interpolator and multi threshold discriminator for the Brain-PET scanner timestamp calculation
SM Qaisar - Nuclear Instruments and Methods in Physics Research …, 2019 - Elsevier
The ability of properly localizing the cancerous cells is mainly dependent on the capability of
a Positron Emission Tomographic (PET) scanner to distinguish between the time-correlated …
a Positron Emission Tomographic (PET) scanner to distinguish between the time-correlated …